Yours

"And nobody gets to know except you and me?"

"Yup!"

"Cos you wouldn't dare tell no-one would you?" Tony added with open menace.

"Absolutely not... no way! Look Tony, this is not about getting any dirty, cheap thrills. It can be purely mechanical, but, you know what, I'm absolutely sure this is the most effective way of getting me pregnant with Terry and your DNA." Livia deliberately put Terry's name first to keep the focus on what's in it for him.

"So Terry gets another kid.... and just whats in it for me then?"

"You'll always know it's yours!"